11057143636 has 24 divisors (see below), whose sum is σ = 24124677696. Its totient is φ = 4307977920.

The previous prime is 11057143583. The next prime is 11057143639. The reversal of 11057143636 is 63634175011.

11057143636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11057143595 and 11057143604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11057143639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17949601 + ... + 17950216.

It is an arithmetic number, because the mean of its divisors is an integer number (1005194904).

Almost surely, 2^11057143636 is an apocalyptic number.

It is an amenable number.

11057143636 is an abundant number, since it is smaller than the sum of its proper divisors (13067534060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11057143636 is a wasteful number, since it uses less digits than its factorization.

11057143636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35899839 (or 35899837 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 11057143636 in words is "eleven billion, fifty-seven million, one hundred forty-three thousand, six hundred thirty-six".